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CVSS: 5.5EPSS: 0%CPEs: 13EXPL: 0

04 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: usb: gadget: core: Check for unset descriptor Make sure the descriptor has been set before looking at maxpacket. This fixes a null pointer panic in this case. This may happen if the gadget doesn't properly set up the endpoint for the current speed, or the gadget descriptors are malformed and the descriptor for the speed/endpoint are not found. No current gadget driver is known to have this problem, but this may cause a hard-to-find bug duri... • https://git.kernel.org/stable/c/d1c188d330ca33cc35d1590441ba276f31144299 • CWE-476: NULL Pointer Dereference •

CVSS: 5.5EPSS: 0%CPEs: 4EXPL: 0

04 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: tracefs: Use generic inode RCU for synchronizing freeing With structure layout randomization enabled for 'struct inode' we need to avoid overlapping any of the RCU-used / initialized-only-once members, e.g. i_lru or i_sb_list to not corrupt related list traversals when making use of the rcu_head. For an unlucky structure layout of 'struct inode' we may end up with the following splat when running the ftrace selftests: [<...>] list_del corru... • https://git.kernel.org/stable/c/5f91fc82794d4a6e41cdcd02d00baa377d94ca78 •

CVSS: 5.5EPSS: 0%CPEs: 7EXPL: 0

04 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: sched/smt: Fix unbalance sched_smt_present dec/inc I got the following warn report while doing stress test: jump label: negative count! WARNING: CPU: 3 PID: 38 at kernel/jump_label.c:263 static_key_slow_try_dec+0x9d/0xb0 Call Trace: __static_key_slow_dec_cpuslocked+0x16/0x70 sched_cpu_deactivate+0x26e/0x2a0 cpuhp_invoke_callback+0x3ad/0x10d0 cpuhp_thread_fun+0x3f5/0x680 smpboot_thread_fn+0x56d/0x8d0 kthread+0x309/0x400 ret_from_fork+... • https://git.kernel.org/stable/c/c5511d03ec090980732e929c318a7a6374b5550e •

CVSS: 5.5EPSS: 0%CPEs: 3EXPL: 0

04 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: xen: privcmd: Switch from mutex to spinlock for irqfds irqfd_wakeup() gets EPOLLHUP, when it is called by eventfd_release() by way of wake_up_poll(&ctx->wqh, EPOLLHUP), which gets called under spin_lock_irqsave(). We can't use a mutex here as it will lead to a deadlock. Fix it by switching over to a spin lock. In the Linux kernel, the following vulnerability has been resolved: xen: privcmd: Switch from mutex to spinlock for irqfds irqfd_wak... • https://git.kernel.org/stable/c/c2775ae4d9227729f8ca9ee2a068f62a00d5ea9c •

CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0

04 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/xe/preempt_fence: enlarge the fence critical section It is really easy to introduce subtle deadlocks in preempt_fence_work_func() since we operate on single global ordered-wq for signalling our preempt fences behind the scenes, so even though we signal a particular fence, everything in the callback should be in the fence critical section, since blocking in the callback will prevent other published fences from signalling. If we enlarge t... • https://git.kernel.org/stable/c/dd08ebf6c3525a7ea2186e636df064ea47281987 •

CVSS: 5.5EPSS: 0%CPEs: 3EXPL: 0

04 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Don't refer to dc_sink in is_dsc_need_re_compute [Why] When unplug one of monitors connected after mst hub, encounter null pointer dereference. It's due to dc_sink get released immediately in early_unregister() or detect_ctx(). When commit new state which directly referring to info stored in dc_sink will cause null pointer dereference. [how] Remove redundant checking condition. Relevant condition should already be covered b... • https://git.kernel.org/stable/c/c7e65cab54a89f4df54110f0b44c4ade93d1a911 •

CVSS: 4.7EPSS: 0%CPEs: 8EXPL: 0

04 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: ALSA: line6: Fix racy access to midibuf There can be concurrent accesses to line6 midibuf from both the URB completion callback and the rawmidi API access. This could be a cause of KMSAN warning triggered by syzkaller below (so put as reported-by here). This patch protects the midibuf call of the former code path with a spinlock for avoiding the possible races. In the Linux kernel, the following vulnerability has been resolved: ALSA: line6:... • https://git.kernel.org/stable/c/643293b68fbb6c03f5e907736498da17d43f0d81 •

CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0

04 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Fix deadlock during RTC update There is a deadlock when runtime suspend waits for the flush of RTC work, and the RTC work calls ufshcd_rpm_get_sync() to wait for runtime resume. Here is deadlock backtrace: kworker/0:1 D 4892.876354 10 10971 4859 0x4208060 0x8 10 0 120 670730152367 ptr f0ffff80c2e40000 0 1 0x00000001 0x000000ff 0x000000ff 0x000000ff __switch_to+0x1a8/0x2d4 __schedule+0x6... • https://git.kernel.org/stable/c/6bf999e0eb41850d5c857102535d5c53b2ede224 •

CVSS: 7.8EPSS: 0%CPEs: 5EXPL: 0

04 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: serial: sc16is7xx: fix TX fifo corruption Sometimes, when a packet is received on channel A at almost the same time as a packet is about to be transmitted on channel B, we observe with a logic analyzer that the received packet on channel A is transmitted on channel B. In other words, the Tx buffer data on channel B is corrupted with data from channel A. The problem appeared since commit 4409df5866b7 ("serial: sc16is7xx: change EFR lock to o... • https://git.kernel.org/stable/c/4409df5866b7ff7686ba27e449ca97a92ee063c9 •

CVSS: 5.5EPSS: 0%CPEs: 4EXPL: 0

04 Sep 2024 — In the Linux kernel, the following vulnerability has been resolved: serial: sc16is7xx: fix invalid FIFO access with special register set When enabling access to the special register set, Receiver time-out and RHR interrupts can happen. In this case, the IRQ handler will try to read from the FIFO thru the RHR register at address 0x00, but address 0x00 is mapped to DLL register, resulting in erroneous FIFO reading. Call graph example: sc16is7xx_startup(): entry sc16is7xx_ms_proc(): entry sc16is7xx_set_termios... • https://git.kernel.org/stable/c/dfeae619d781dee61666d5551b93ba3be755a86b •